/* ============================================================
   Example major project: Smart Greenhouse dashboard
   Uses the paper theme's tokens so it follows light and dark mode.
   ============================================================ */
.gh-app {
  --gh-on: var(--pc-sage);
  margin: 1.5rem 0 1rem;
  padding: 1rem;
  border-radius: 14px;
  background: var(--pc-sheet);
  box-shadow: inset 0 0 0 1px var(--pc-rule), var(--pc-shadow-2);
  color: var(--pc-ink);
  font-size: .9rem;
}

/* Top bar: clock and simulation controls */
.gh-top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .75rem; margin-bottom: .75rem; }
.gh-clock { display: flex; align-items: baseline; gap: .6rem; }
.gh-day { font-size: .72rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--pc-muted); }
.gh-time { font-family: var(--font-display); font-size: 1.9rem; line-height: 1; font-variant-numeric: tabular-nums; }
.gh-phase { font-size: .78rem; color: var(--pc-ink-soft); }
.gh-sim { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; }
.gh-seg { display: inline-flex; flex-wrap: wrap; gap: 2px; padding: 2px; border-radius: 9px; background: var(--pc-kraft); }
.gh-seg .gh-btn { box-shadow: none; background: transparent; }
.gh-seg .gh-btn[aria-pressed="true"] { background: var(--pc-cream); box-shadow: var(--pc-shadow-1); }

.gh-btn {
  font: 600 .8rem/1.2 var(--font-body);
  padding: .45rem .75rem;
  border: 0;
  border-radius: 7px;
  background: var(--pc-cream);
  color: var(--pc-ink);
  box-shadow: var(--pc-shadow-1);
  cursor: pointer;
  transition: background 150ms ease, transform 150ms ease;
}
.gh-btn:hover:not(:disabled) { transform: translateY(-1px); }
.gh-btn:focus-visible { outline: 2px solid var(--pc-teal); outline-offset: 2px; }
.gh-btn:disabled { opacity: .45; cursor: not-allowed; }
.gh-btn[aria-pressed="true"]:not(.gh-seg .gh-btn) { background: var(--pc-mustard); color: #1b1916; }
.gh-primary { background: var(--pc-teal); color: var(--on-stock, #fff); }
.gh-sm { padding: .3rem .55rem; font-size: .74rem; }

.gh-alerts {
  margin: 0 0 .9rem;
  padding: .5rem .8rem;
  border-radius: 8px;
  background: color-mix(in srgb, var(--pc-sage) 16%, transparent);
  font-weight: 600;
}
.gh-alerts.is-alert { background: color-mix(in srgb, var(--pc-terracotta) 20%, transparent); }
.gh-alerts::before { content: '● '; color: var(--pc-sage); }
.gh-alerts.is-alert::before { color: var(--pc-terracotta); }

/* Layout */
.gh-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: .8rem;
}
.gh-tiles { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .8rem; }
.gh-actuators { grid-column: span 2; }
.gh-chart { grid-column: span 4; }
.gh-ml { grid-column: span 3; }
.gh-security { grid-column: span 3; }
.gh-scenario { grid-column: span 3; }
.gh-events { grid-column: span 3; }

.gh-panel, .gh-tile {
  padding: .85rem .95rem;
  border-radius: 10px;
  background: var(--pc-cream);
  box-shadow: var(--pc-shadow-1);
  min-width: 0;
}
.gh-h {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .4rem;
  margin: 0 0 .65rem !important;
  padding: 0 !important;
  border: 0 !important;
  font: 800 .72rem/1.3 var(--font-body) !important;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--pc-muted) !important;
}
.gh-h::before { display: none !important; }
.gh-h-sub { margin-top: 1rem !important; }
.gh-mode, .gh-who { font-size: .72rem; letter-spacing: 0; text-transform: none; font-weight: 600; color: var(--pc-ink-soft); }

/* Sensor tiles */
.gh-tile { display: grid; gap: .3rem; border-top: 4px solid var(--pc-teal); }
.gh-tile[data-sensor="temp"] { border-top-color: var(--pc-terracotta); }
.gh-tile[data-sensor="light"] { border-top-color: var(--pc-mustard); }
.gh-tile[data-sensor="humidity"] { border-top-color: var(--pc-plum); }
.gh-label { font-size: .74rem; font-weight: 700; color: var(--pc-ink-soft); }
.gh-reading { font-variant-numeric: tabular-nums; }
.gh-val { font-family: var(--font-display); font-size: 1.8rem; line-height: 1.05; }
.gh-unit { color: var(--pc-muted); font-size: .8rem; }
.gh-note { font-size: .72rem; color: var(--pc-muted); }
.gh-tile.is-fault { background: color-mix(in srgb, var(--pc-terracotta) 16%, var(--pc-cream)); }
.gh-tile.is-fault .gh-val { color: var(--pc-terracotta-ink, var(--pc-terracotta)); font-size: 1.4rem; font-weight: 800; }
.gh-bar { display: block; height: 6px; border-radius: 3px; background: var(--pc-kraft); overflow: hidden; }
.gh-bar i { display: block; height: 100%; width: 0; border-radius: 3px; background: currentColor; color: var(--pc-teal); transition: width 300ms ease; }
.gh-tile[data-sensor="temp"] .gh-bar i { color: var(--pc-terracotta); }
.gh-tile[data-sensor="light"] .gh-bar i { color: var(--pc-mustard); }
.gh-tile[data-sensor="humidity"] .gh-bar i { color: var(--pc-plum); }

/* Actuators */
.gh-act {
  display: grid;
  grid-template-columns: auto 1fr auto auto auto;
  align-items: center;
  gap: .55rem;
  padding: .45rem 0;
  border-bottom: 1px dashed var(--pc-rule);
}
.gh-dot { width: 11px; height: 11px; border-radius: 50%; background: var(--pc-rule-strong); }
.gh-act.is-on .gh-dot { background: var(--gh-on); box-shadow: 0 0 0 4px color-mix(in srgb, var(--gh-on) 25%, transparent); }
.gh-act-name { font-weight: 700; }
.gh-act-state { font-size: .72rem; font-weight: 800; letter-spacing: .08em; color: var(--pc-muted); min-width: 2.2em; }
.gh-act.is-on .gh-act-state { color: var(--pc-sage-ink, var(--pc-sage)); }
.gh-act-energy { font-size: .72rem; color: var(--pc-muted); font-variant-numeric: tabular-nums; }
.gh-tank { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: .6rem; margin: .7rem 0; font-weight: 600; }
.gh-row { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin-top: .5rem; }

/* Charts */
.gh-canvas { display: block; width: 100%; height: 220px; }
.gh-canvas-sm { height: 170px; }
.gh-key { display: inline-flex; flex-wrap: wrap; align-items: center; gap: .35rem .7rem; font-size: .7rem; letter-spacing: 0; text-transform: none; font-weight: 600; color: var(--pc-ink-soft); }
.gh-key i { display: inline-block; width: 14px; height: 3px; border-radius: 2px; margin-right: -.35rem; }
.gh-key .k-temp { background: var(--pc-terracotta); }
.gh-key .k-moist { background: var(--pc-teal); }
.gh-key .k-band { height: 9px; background: color-mix(in srgb, var(--pc-teal) 20%, transparent); }
.gh-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .5rem .8rem; margin: .7rem 0 0; }
.gh-stats > div:first-child { grid-column: 1 / -1; }
.gh-stats dt { font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--pc-muted); }
.gh-stats dd { margin: .1rem 0 0; font-variant-numeric: tabular-nums; font-weight: 600; overflow-wrap: anywhere; }
.gh-stat-wide { grid-column: 1 / -1; }
.gh-stat-wide dd { font-family: var(--font-display); font-size: 1.2rem; font-weight: 400; }

/* Forms */
.gh-form { display: grid; gap: .5rem; }
.gh-form label { display: grid; gap: .2rem; font-size: .75rem; font-weight: 700; color: var(--pc-ink-soft); }
.gh-form input {
  font: 500 .88rem var(--font-body);
  padding: .45rem .6rem;
  border-radius: 7px;
  border: 1px solid var(--pc-rule-strong);
  background: var(--pc-sheet);
  color: var(--pc-ink);
  min-width: 0;
}
.gh-form input:focus-visible { outline: 2px solid var(--pc-teal); outline-offset: 1px; }
.gh-form input:disabled { opacity: .55; }
.gh-sp { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: .9rem; padding-top: .9rem; border-top: 1px dashed var(--pc-rule); }
.gh-sp .gh-btn, .gh-sp .gh-form-msg { grid-column: 1 / -1; justify-self: start; }
.gh-inline { grid-template-columns: 5rem 1fr auto; align-items: end; }
.gh-form-msg { margin: 0; min-height: 1.2em; font-size: .8rem; font-weight: 600; }
.gh-form-msg.is-error { color: var(--pc-terracotta-ink, var(--pc-terracotta)); }
.gh-form-msg.is-ok { color: var(--pc-sage-ink, var(--pc-sage)); }
.gh-app[data-role="guest"] .gh-sp::before {
  content: 'Sign in as a technician to change these.';
  grid-column: 1 / -1;
  font-size: .76rem;
  color: var(--pc-muted);
}
.gh-query-out { margin: .6rem 0 0; font-size: .82rem; color: var(--pc-ink-soft); min-height: 2.6em; }

/* Event log */
.gh-log { list-style: none; margin: 0; padding: 0; max-height: 330px; overflow-y: auto; font-size: .8rem; }
.gh-log li { display: grid; grid-template-columns: 5.2em 3.6em 1fr; gap: .4rem; padding: .3rem 0; border-bottom: 1px dashed var(--pc-rule); }
.gh-log-time { color: var(--pc-muted); font-variant-numeric: tabular-nums; }
.gh-log-tag { font-size: .66rem; font-weight: 800; letter-spacing: .06em; align-self: center; text-align: center; padding: .05rem .25rem; border-radius: 4px; background: var(--pc-kraft); color: var(--pc-ink-soft); }
.gh-log-alert .gh-log-tag { background: var(--pc-terracotta); color: var(--on-stock, #fff); }
.gh-log-auth .gh-log-tag { background: var(--pc-plum); color: var(--on-stock, #fff); }
.gh-log-ctrl .gh-log-tag { background: var(--pc-teal); color: var(--on-stock, #fff); }

/* Test table */
.gh-tests { margin: 1rem 0; }
.gh-test-summary { font-weight: 700; color: var(--pc-ink-soft); }
.gh-test-table td:nth-child(3) { white-space: nowrap; }
.gh-pass, .gh-fail { font-weight: 800; }
.gh-pass { color: var(--pc-sage-ink, var(--pc-sage)); }
.gh-fail { color: var(--pc-terracotta-ink, var(--pc-terracotta)); }

/* Course map cards */
.ep-map { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: .9rem; margin: 1.25rem 0; }
.ep-card {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto 1fr auto;
  column-gap: .8rem;
  row-gap: .35rem;
  padding: 1rem;
  border-radius: 10px;
  background: var(--pc-cream);
  box-shadow: var(--pc-shadow-1);
  border-top: 4px solid var(--stock);
  color: var(--pc-ink);
  text-decoration: none;
  transition: transform 200ms ease, box-shadow 200ms ease;
}
.ep-card:hover { transform: translateY(-3px); box-shadow: var(--pc-shadow-2); }
.ep-card:focus-visible { outline: 2px solid var(--stock); outline-offset: 3px; }
.ep-ico {
  grid-row: 1; display: grid; place-items: center;
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--stock); color: var(--on-stock);
}
.ep-ico svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.ep-t { align-self: center; font-family: var(--font-display); font-size: 1.02rem; line-height: 1.25; }
.ep-d { grid-column: 1 / -1; font-size: .84rem; line-height: 1.55; color: var(--pc-ink-soft); }
.ep-w { grid-column: 1 / -1; font-size: .72rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--stock-ink); }

:root[data-theme="dark"] :is(.gh-panel, .gh-tile, .ep-card) { outline: 1px solid rgba(255,255,255,.07); outline-offset: -1px; }

/* Responsive */
@media (max-width: 1100px) {
  .gh-actuators, .gh-ml, .gh-security, .gh-scenario, .gh-events { grid-column: span 3; }
  .gh-chart { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .gh-grid { grid-template-columns: 1fr; }
  .gh-grid > * { grid-column: 1 / -1 !important; }
  .gh-tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gh-app { padding: .7rem; }
  .gh-val { font-size: 1.5rem; }
}
@media (prefers-reduced-motion: reduce) {
  .gh-btn, .gh-bar i, .ep-card { transition: none; }
}

/* Keep credentials and sample inputs on one line */
#live .callout code { white-space: nowrap; }